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Shanghai Education Edition Seventh Grade Geography Volume 2	pptx	6 MB

"Loess Plateau Region" PPT courseware

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Upload Time: 2024-11-25

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"Loess Plateau Region" PPT courseware

Part One: Overview of the Loess Plateau

1. Location and scope

2. Characteristics of the Loess Plateau

It is the area with the widest and deepest loess distribution in the world.

3. The formation of the Loess Plateau

Yesterday on the Loess Plateau

Unique loess culture

Today on the Loess Plateau

Vigorous and desolate

The future of the Loess Plateau

Green awakens vitality of life

PPT on the Loess Plateau, part 2: soil and water loss

What causes soil erosion?

natural factors---

Climate--little and concentrated precipitation

Ground material composition--loose soil

Vegetation - low coverage

Human factors---deforestation, grassland destruction, steep slope land reclamation

Mining and building roads

What are the dangers of soil erosion?

What did the water take away?

soil nutrient loss

Where did the sediment go?

Increased sediment content in rivers

What impact will it have on the ecological environment?

Drought and flood disasters increase

PPT on the Loess Plateau, part three: governance measures

What governance measures do you think should be taken?

Mountain closure and grazing ban

Return farmland to forest and grassland, plant trees and afforestation

Develop animal husbandry in captivity

Build terraces, build dams to silt the land

control population growth

Make full and rational use of water resources

PPT on the Loess Plateau, part 4: homework

Complete exercise book P28, consult the atlas, and write down the minerals and their main producing areas on the Loess Plateau.

Keywords: Shanghai Education Edition Geography PPT courseware for seventh grade volume 2 free download, Loess Plateau region PPT download, .PPT format;

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"Loess Plateau Region" PPT:

"Loess Plateau Region" PPT Part One Content: Observation Can you tell where this reflects the natural landscape? What is the reason for your judgment? Do you know which provinces and regions the Loess Plateau is mainly included in? Some hills are like huge castles, and some are like groups of fierce...

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Update Time: 2024-11-25

This template belongs to Geography courseware Shanghai Education Edition Seventh Grade Geography Volume 2 industry PPT template

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"Loess Plateau Region" PPT courseware